package com.sky.mapper;

import com.github.pagehelper.Page;
import com.sky.annotation.AutoFill;
import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.enumeration.OperationType;
import com.sky.vo.DishVO;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface DishMapper {

    /**
     * 根据分类id查询菜品数量
     * @param categoryId
     * @return
     */
    @Select("select count(id) from dish where category_id = #{categoryId}")
    Integer countByCategoryId(Long categoryId);

    /**
     * 添加菜品
     * @param dish
     */
    @AutoFill(value = OperationType.INSERT)
    void insert(Dish dish);

    /**
     * 菜品的分页查询
     * @param dishPageQueryDTO
     */
    Page<DishVO> pageSelect(DishPageQueryDTO dishPageQueryDTO);

    /**
     * 批量删除菜品
     * @param ids
     */
    void deleteDish(List<Long> ids);

    /**
     * 判断是否处于销售中
     * @param ids
     * @return
     */
    int isSell(List<Long> ids);

    /**
     * 根据id查询菜品
     * @param id
     * @return
     */
    @Select("select * from dish where id = #{id}")
    Dish selectById(@Param("id") Integer id);

    /**
     * 更新菜品信息
     * @param dish
     */
    @AutoFill(value = OperationType.UPDATE)
    void update(Dish dish);

    /**
     * 根据分类id来查询
     * @param categoryId
     * @return
     */
    @Select("select * from dish where category_id =#{categoryId}")
    List<Dish> selectByCategoryId(@Param("categoryId") Integer categoryId);
    @Select("select * from dish where category_id = #{categoryId} and status = #{status}")
    List<Dish> list(Dish dish);
}
